Got some similitude issue in this topic:

https://apache-labs.com/community/viewtopic.php?f=17&t=2939

Hi dear OM's of Apache Labs forum. FYI, I replaced Toroid #L9 because it was totally burnt. Radio got back is 100 watts but just for a few minutes, after FT8 key down that I used to do since 2 years, now it is burning right away. (maybe I was lucky but is was too much power handling and duty cycle) ...

Hi René DJ1YR and everybody. Thank you for the reply, I managed to get the core online, and the wire here locally. Special thanks to Doug W5WC that gave me the table of all the core in the radio. Here's the table FYI: QTY REF.DES. TOROID TURN WIRE LENGTH 1 L3 T68-2 25 TURN 47.3 CM 1 L4 T68-2 28 TURN...

Ok thank you Scott, I emailed them my request.

Have a nice day and an Happy World Amateur Radio Day 2021 on Sunday, April 18 by the way.

73 de Stephane VE2SCA!

Hi and thanks for reading this. As the subject says, the L9 toroid is in a pretty bad shape and need replacement. The inductors in this portion of the PCB where too close to each other. So, the result is a loss of power on 20 meters and a electronic burnt smell when it happened but it runs a few yea...